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Business Envelopes

Business Envelopes

Keep your correspondence professional and organized with our premium business envelopes, designed for offices, corporations, and organizations of all sizes. Whether you’re sending invoices, contracts, or marketing materials, our high-quality envelopes ensure your documents arrive safely and make a lasting impression. Explore a wide selection of sizes, styles, and finishes, including standard, window, and padded envelopes to meet every business need.

Our business envelopes are available in bulk packs to support high-volume mailing, with options for white, kraft, or custom-colored designs. Durable, reliable, and compatible with both manual and automated mailing systems, these envelopes help streamline your office workflow while maintaining a polished, professional image. Perfect for daily operations, corporate communications, and promotional campaigns.

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74 Products

  • Business Source No.10 Standard Window Invoice Envelopes - Single Window - 9 1/2" Width x 4 1/2" Length - 24 lb - Self-sealing - White - Poly - 500 / Box Business Source No.10 Standard Window Invoice Envelopes - Convenient Self-Sealing - 500/Box
    Business Source

    Business Source No.10 Standard Window Invoice Envelopes - Convenient Self-Sealing - 500/Box

    In stock (676)
    (0)
    $143.53
  • Business Source No. 9 Double Window Invoice Envelopes - Double Window - #9 - 8 7/8" Width x 3 7/8" Length - 24 lb - Self-sealing - White - 500 / Box Business Source No. 9 Double Window Invoice Envelopes - Pack of 500
    Business Source

    Business Source No. 9 Double Window Invoice Envelopes - Pack of 500

    In stock (183)
    (0)
    $209.81
  • Quality Park No. 10 Single Window Envelope with a Self-Seal Closure - Single Window - #10 - 4 1/8" Width x 9 1/2" Length - 24 lb - Self-sealing - White - Wove - 500 / Box Quality Park No. 10 Single Window Envelopes - Self-Seal Closure - White Wove - 500/Box
    Quality Park

    Quality Park No. 10 Single Window Envelopes - Self-Seal Closure - White Wove - 500/Box

    In stock (132)
    (0)
    $136.03
  • Quality Park No. 6-3/4 Security Tinted Envelopes with Gummed Closure - Security - #6 3/4 - 3 5/8" Width x 6 1/2" Length - 24 lb - White - Wove - 500 / Box Quality Park Security Envelopes - #6 3/4 - 3 5/8" x 6 1/2" - 24 lb - White - 500/Box
    Quality Park

    Quality Park Security Envelopes - #6 3/4 - 3 5/8" x 6 1/2" - 24 lb - White - 500/Box

    In stock (166)
    (0)
    $91.78
  • Business Source No. 10 Peel-to-seal Envelopes - Business - #10 - 4 1/8" Width x 9 1/2" Length - 24 lb - Peel & Seal - White - Wove - 100 / Box
    Business Source

    Business Source #10 Peel-to-Seal Envelopes - White Wove - 24 lb - 100/Box

    In stock (528)
    (0)
    $27.53
  • Business Source Double Window #10 Envelopes - Double Window - #10 - 24 lb - Self-sealing - White - 500 / Box
    Business Source

    Business Source Double Window #10 Envelopes - Self-sealing - White - 500/Box

    In stock (76)
    (0)
    $227.58
  • Quality Park No. 10 Single Window Security Tint Treated Business Envelopes - Business - #10 - 4 1/8" Width x 9 1/2" Length - 24 lb - Flap - White - 500 / Box
    Quality Park

    Quality Park Single Window Security Envelopes - #10 Business Size - 500/Box

    In stock (100)
    (0)
    $148.33
  • Business Source Security Tint Window Envelopes - Business - #10 - 9 1/2" Width x 4 1/8" Length - Peel & Seal - White - Wove - 500 / Box Business Source Security Tint Window Envelopes: #10, Peel & Seal, White - 500/Box
    Business Source

    Business Source Security Tint Window Envelopes: #10, Peel & Seal, White - 500/Box

    In stock (383)
    (0)
    $131.18
  • Quality Park No. 10 Double Window Security Tint Envelopes - Security - #10 - 4 1/8" Width x 9 1/2" Length - 24 lb - Gummed - White - 500 / Box Quality Park No. 10 Double Window Security Tint Envelopes - 500/Box
    Quality Park

    Quality Park No. 10 Double Window Security Tint Envelopes - 500/Box

    In stock (316)
    (0)
    $193.18
  • Quality Park No. 10 Bright Red Envelopes - Business - #10 - 4 1/8" Width x 9 1/2" Length - 60 lb - Adhesive - Red - 25 / Pack Quality Park No. 10 Bright Red Envelopes - Business Essentials
    Quality Park

    Quality Park No. 10 Bright Red Envelopes - Business Essentials

    In stock (3036)
    (0)
    $15.60
  • Mead No. 10 Security Envelopes - Business - #10 - 9 1/2" Width x 4 1/8" Length - 20 lb - Gummed - White - Wove - 40 / Box
    Mead

    Mead No. 10 Security Envelopes: Business, #10, 9 1/2" x 4 1/8", 20 lb, White, Wove

    In stock (309)
    (0)
    $4.77
  • Business Source Economical No. 10 Window Envelope - Single Window - #10 - 9 1/2" Width x 4 1/8" Length - 24 lb - White - 500 / Box Business Source Economical No. 10 Window Envelopes - White - 500/Box
    Business Source

    Business Source Economical No. 10 Window Envelopes - White - 500/Box

    In stock (625)
    (0)
    $113.28
  • Quality Park Redi Strip Security Mailing Envelopes - Multipurpose - #13 1/2 - 10" Width x 13" Length - Peel Strip - White - 100 / Box Quality Park Redi Strip Security Envelopes - #13 1/2 - White - 100/Box
    Quality Park

    Quality Park Redi Strip Security Envelopes - #13 1/2 - White - 100/Box

    In stock (154)
    (0)
    $119.35
  • Astrobrights No. 10 Colored Envelopes - Multipurpose - #10 - 24 lb - Assorted - 200 / Pack Astrobrights No. 10 Colored Envelopes - 24 lb - Assorted - 200 / Pack
    Astrobrights

    Astrobrights No. 10 Colored Envelopes - 24 lb - Assorted - 200 / Pack

    In stock (169)
    (0)
    $36.54